The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 31, 2017
Filed:
Jan. 28, 2015
Applicants:
Thomas Tessnow, Weare, NH (US);
Ronald E. Boyd, Jr., Chichester, NH (US);
Catherine Cullity, Concord, NH (US);
Inventors:
Thomas Tessnow, Weare, NH (US);
Ronald E. Boyd, Jr., Chichester, NH (US);
Catherine Cullity, Concord, NH (US);
Assignee:
Osram Sylvania Inc., Wilmington, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21S 8/10 (2006.01); F21V 8/00 (2006.01);
U.S. Cl.
CPC ...
F21S 48/225 (2013.01); F21S 48/215 (2013.01); F21S 48/2262 (2013.01); F21S 48/2281 (2013.01); F21S 48/328 (2013.01); F21S 48/33 (2013.01); G02B 6/0096 (2013.01); F21S 48/212 (2013.01);
Abstract
An automotive LED lamp having a light guide () having a single central bore () defined by a cylindrical wall () and an outer surface () defined by a plurality of outer wall segments () bounding, as seen in cross-section transverse the optical axis () a regular polygonal shape having more than four sides. The outer polygonal shape has between five sides and sixteen sides, preferably a ten-sided decagon.